Schiøler et al., 2001
From dinoflaj3
Schiøler, P., Roncaglia, L. and Wilson, G.J., 2001: Alterbidinium? novozealandicum, a new dinoflagellate from the Herring Formation (Upper Cretaceous), southern Marlborough, New Zealand. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, v.219, nos.1-2, p.139-152.